#VU83904 Use-after-free in Linux kernel - CVE-2023-39198
Published: December 6, 2023 / Updated: August 5, 2024
Vulnerability identifier: #VU83904
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-39198
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the QXL driver in the Linux kernel. A local privileged user can trigger a use-after-free error and escalate privileges on the system.
Remediation
Install update from vendor's website.